CVE-2023-39222 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2023-39222, covering its description, impact, technical details, and mitigation steps.

Understanding CVE-2023-39222

CVE-2023-39222 is a vulnerability impacting multiple FURUNO SYSTEMS Co.,Ltd. wireless LAN access point devices, allowing authenticated users to execute unauthorized OS commands via specially crafted requests.

What is CVE-2023-39222?

The CVE-2023-39222 vulnerability refers to an OS command injection flaw in various FURUNO SYSTEMS Co.,Ltd. products, enabling malicious users to run arbitrary OS commands not intended for execution through the web interface.

The Impact of CVE-2023-39222

Exploitation of this vulnerability could result in unauthorized access, data breaches, and potential system compromise. Affected devices running in ST(Standalone) mode are particularly vulnerable.

Technical Details of CVE-2023-39222

The vulnerability allows intruders to execute malicious OS commands on the following FURUNO SYSTEMS Co.,Ltd. products and firmware versions:

ACERA 1320 firmware ver.01.26 and earlier
ACERA 1310 firmware ver.01.26 and earlier
ACERA 1210 firmware ver.02.36 and earlier
ACERA 1150i firmware ver.01.35 and earlier
ACERA 1150w firmware ver.01.35 and earlier
ACERA 1110 firmware ver.01.76 and earlier
ACERA 1020 firmware ver.01.86 and earlier
ACERA 1010 firmware ver.01.86 and earlier
ACERA 950 firmware ver.01.60 and earlier
ACERA 850F firmware ver.01.60 and earlier
ACERA 900 firmware ver.02.54 and earlier
ACERA 850M firmware ver.02.06 and earlier
ACERA 810 firmware ver.03.74 and earlier
ACERA 800ST firmware ver.07.35 and earlier

Vulnerability Description

The flaw originates from a failure to properly validate user input, leading to the execution of unauthorized commands.

Affected Systems and Versions

Multiple FURUNO SYSTEMS Co.,Ltd. ACERA models running specified firmware versions are susceptible to this security issue.

Exploitation Mechanism

Attackers exploit the vulnerability by sending crafted requests to the wireless LAN access point devices, enabling the execution of unauthorized OS commands.

Mitigation and Prevention

It is crucial to take immediate action to address CVE-2023-39222 and prevent potential security risks.

Immediate Steps to Take

Update affected devices to the latest firmware version provided by FURUNO SYSTEMS Co.,Ltd.
Restrict network access to vulnerable devices to authorized personnel only.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments on network devices.
Implement proper access controls and user authentication mechanisms.

Patching and Updates

Stay informed about security updates and patches released by the vendor and promptly apply them to affected devices to mitigate the risk of exploitation.